Senior Software Engineer, 3D Engine Scalability
Roblox · San Mateo, CA, United States
About this role
**Senior Software Engineer, 3D Engine Scalability** **About the Role** The Geometry Scalability team builds systems powering Avatars and Environments across Roblox. Enable millions of developers to create large, high-fidelity worlds and multiplayer experiences that run smoothly on phones and low-end devices. **You Will:** • Design and ship 3D engine systems for avatar and environment geometry (mesh processing, LOD, transcoding, streaming, runtime loading) • Partner with Rendering, Avatar, and Studio teams to ensure features are directly usable by developers • Profile and improve game engine performance across devices, with focus on mobile • Lead projects end-to-end, mentor engineers, and maintain high technical standards **You Have:** • 8+ years building high-performance systems (game engines, real-time simulation, AR/VR, robotics) • Deep C++ proficiency in large codebases • Hands-on experience with 3D rendering, mesh/geometry processing, LOD, animation, spatial data, or GPU/client performance • Experience optimizing CPU/GPU time, memory, latency, and frame stability on mobile/console • Track record driving work end-to-end with ambiguous requirements • Strong cross-team collaboration and technical communication skills **Compensation & Location** San Mateo, CA | $243,290 – $295,250 USD annually Onsite: Tuesday, Wednesday, Thursday (Monday/Friday optional) Equity and benefits included *Roblox is an equal opportunity employer. Reasonable accommodations provided for qualifying disabilities or religious beliefs.*
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